ENGLISH • 简体中文 • 日本語 • 한국어 


     
    
    
    
 

最新内容 产品 方案 设计 应用 技术支持 销售联络 公司简介


 
 概述

 
推荐元件
 
 应用笔记







Maxim > 方案 > 计算机：主板

芯片组VGA卡电源

数据资料
显示 标题/型号 关键优势
QV  PDF 2.2MHz、3A buck或boost转换器，集成高边开关
MAX15036, MAX15037

2.2MHz高开关频率、DC-DC转换器，驱动电流高达3A
QV  PDF 可配置的单/双路输出、同步buck控制器，支持大电流应用
MAX15034

双通道转换器，可配置为每路25A或单路50A输出
QV  PDF SATA I/SATA II双向转接驱动器
MAX4951

双通道缓冲器，允许系统支持SATA Gen III的数据速率，可通过长电缆或连接器传输
QV  PDF 双/四通道、I²C、7位可吸入/源出电流的DAC
DS4422, DS4424

低成本、可吸收/源出电流的DAC，简化电源裕量测试
QV  PDF 双通道、I²C可调的吸入/源出电流DAC
DS4412

简化低成本电源控制器设计
QV  PDF 高效率、四路输出、主电源控制器，用于笔记本电脑
MAX8744A, MAX8745A
QV  PDF MAX5089评估板
MAX5089EVKIT
QV  PDF 可配置的单/双路输出、同步buck控制器，支持大电流应用
MAX5066
QV  PDF 0.6V至5.5V输出、可并联、平均电流模式DC-DC控制器
MAX5060, MAX5061
QV  PDF 低压差、宽输入电压范围、降压型控制器
MAX8597, MAX8598, MAX8599
QV  PDF MAX8544评估板
MAX8544EVKIT
QV  PDF MAX1954A评估板
MAX1954AEVKIT
QV  PDF 3V至28V输入、低成本、迟滞同步降压型控制器
MAX8576, MAX8577, MAX8578, MAX8579
QV  PDF ±1%、超低输出电压、双路或三路线性n-FET控制器
MAX8563, MAX8564, MAX8564A
QV  PDF 降压型控制器，具有预偏置启动、无损检测、同步整流和OVP
MAX8543, MAX8544
QV  PDF 低成本、电流模式PWM buck控制器，带有折返式限流
MAX1954A
QV  PDF 双路同步buck控制器，用于负载点、跟踪和DDR存储器供电
MAX8537, MAX8538, MAX8539
QV  PDF 4.5V至28V输入、同步PWM buck控制器，适合DDR端接和负载点应用
MAX8553, MAX8554

4.5V至28V输入、同步PWM降压控制器，适合DDR端接和负载点应用，提供快速瞬态响应
QV  PDF 高速、宽输入范围、单相MOSFET驱动器
MAX8552

高速、宽输入、单相MOSFET驱动器，静态电流0.1µA，6V至24V输入，适用于高性能台式机、服务器和笔记本电脑
QV  PDF 双路、180°异相工作的buck控制器，具有排序/预偏置启动和POR
MAX1858A, MAX1875A, MAX1876A
QV  PDF 2.2MHz、2A buck转换器，集成高边开关
MAX5088, MAX5089

高达2.2MHz的开关频率可避免音频噪声干扰ADSL2+和车载AM无线频段
QV  PDF 1A、76V、高效率、MAXPower降压型DC-DC转换器
MAX5035
QV  PDF 低成本、宽输入范围、降压型控制器，带有折返式限流
MAX8545, MAX8546, MAX8548

2.7V至28V输入、15A、降压型、DC-DC控制器，用于台式机和图形卡供电，具有折返式限流
QV  PDF 1.5MHz、双路、180°异相、PWM降压型控制器，带有POR
MAX8529
QV  PDF 双路、180°异相、PWM降压型控制器，带有电源顺序控制及POR
MAX1858
QV  PDF 低成本、高频、电流模式PWM buck控制器
MAX1953, MAX1954, MAX1957
QV  PDF 1A、MicroCap™、低压差、线性稳压器
MAX8869

紧凑的1A、低压差线性稳压器，仅需要1µF输出电容!



Key Specifications:   Digital-to-Analog Converters
Part Number Number of Bits Number of Channels Interface Compatibility Output Type Buffered Non-volatile (NV) Min. Single Supply (V) Max. Single Supply (V) Package Operating Temp. Range (°C)
DS4422  NEW! 7 2 Serial - I2C Current No No 2.7 5.5 TDFN/14 -40 to +85
DS4424  NEW! 7 4 Serial - I2C Current No No 2.7 5.5 TDFN/14 -40 to +85
DS4412  4 2 Serial - I2C Current No No 2.7 5.5 uSOP/8 -40 to +85
See All Digital-to-Analog Converters (250)

Key Specifications:   Linear Regulators
Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output POK/ Reset Output POK/ Reset Output Type Nominal POK/Reset Threshold (V) Min. Reset Pulse Width (ms) Watchdog Reverse Battery Protection Package Operating Temp. Range (°C)
MAX8563  3 4.5 13.2  -  0.5 5 0.056 3,000 1600 No POK Open Drain Active Low Vout-12%  -  No No QSOP/16 -40 to +85
MAX8564  2 4.5 13.2  -  0.5 5 0.056 3,000 1200 No POK Open Drain Active Low Vout-12%  -  No No uMAX/10 -40 to +85
MAX8869  1 2.7 5.5 1.0
1.8
2.5
3.3
5.0 		0.8 5 0.2 1,000 2000 No Reset Open Drain Active Low Vout-8% 1 No No TSSOP/16 -40 to +85
See All Linear Regulators (141)

Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Number of LDO/Op Amp Outputs Operating Freq. (kHz) Features EV-Kit Industry Qualified Package Operating Temp. Range (°C)
MAX5088  4.5 23 0.6 20  -  Resistor 2.5 1  -  2200
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Reset Output
•Shutdown
•Soft Start
 No Automotive - General THIN QFN/16 -40 to +125
MAX5089  4.5 23 0.6 20  -  Resistor 2.5 1  -  2200
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Soft Start
 No Automotive - General THIN QFN/16 -40 to +125
MAX5066  4.75 28 0.61 5.5  -  Resistor 20 1  -  1000
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 No Automotive - General TSSOP/28 -40 to +125
-40 to +85
MAX8576  3 28 0.6 25  -  Resistor 3 1  -  500
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8577  3 28 0.6 25  -  Resistor 3 1  -  500
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8578  3 28 0.6 25  -  Resistor 3 1  -  500
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8579  3 28 0.6 25  -  Resistor 3 1  -  500
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8543  3 13.2 0.8 11  -  Resistor 3 1  -  1000
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16 -40 to +85
MAX8544  3 13.2 0.8 11  -  Resistor 3 1  -  1000
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/20 -40 to +85
MAX8537  4.5 23 0.8 3.6  -  Resistor 7 2  -  1400
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/28 -40 to +85
MAX8538  4.5 23 0.8 3.6  -  Resistor 7 2  -  1400
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/28 -40 to +85
MAX8539  4.5 23 0.8 3.6  -  Resistor 7 2  -  1400
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/28 -40 to +85
MAX8552  6 28  -   -   -   -   -  1  -  2000
•Shutdown
 Yes  -  THIN QFN (Dual)/10
uMAX/10 		-40 to +85
MAX1858A  4.5 23 0.8 18  -  Resistor 6 2  -  600
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1875A  4.5 23 0.8 18  -  Resistor 6 2  -  600
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1876A  4.5 23 0.8 18  -  Resistor 6 2  -  600
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX5035  7.5 76 1.25 13.2 12
3.3 		Preset
Resistor 		0.5 1  -  125
•Current Limit
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Shutdown
•Soft Start
 No Automotive - AECQ100
Automotive - General 		PDIP/8
SOIC/8 		-40 to +125
0 to +85
MAX8553  4.5 28 0 3.6  -  Dyn. REF In
Resistor 		1.2 1  -  550
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16 -40 to +85
MAX8554  4.5 28 0.6 3.5  -  Resistor 1.2 1  -  550
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16 -40 to +85
MAX8545  2.7 28 0.8 23  -  Resistor 1.2 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8546  2.7 28 0.8 23  -  Resistor 1.2 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8548  2.7 28 0.8 23  -  Resistor 1.2 1  -  100
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX8529  4.75 23 1 18  -  Resistor 6 2  -  1500
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1858  4.75 23 1 18  -  Resistor 6 2  -  600
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1953  3 5.5 0.8 4.5  -  Resistor 1 1  -  1000
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX1954  3 13.2 0.8 4.5  -  Resistor 1 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX1957  3 5.5 0.4 4.5  -  Resistor 1 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX5060  4.75 28 0.6 5.5  -  Resistor 5.5 1  -  1500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Soft Start
•Synchronous Rectifier
 No Automotive - General THIN QFN/28
THIN QFN/32 		-40 to +125
MAX5061  4.75 28 0.6 5.5  -  Resistor 5.5 1  -  1500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Soft Start
•Synchronous Rectifier
 No Automotive - General TSSOP/16 -40 to +125
MAX8597  4.5 28 0.6 28  -  Resistor 5 1 1 1400
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/20 -40 to +85
MAX8598  4.5 28 0.6 28  -  Resistor 5 1  -  1400
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/16 -40 to +85
MAX8599  4.5 28 0.6 28  -  Resistor 5 1  -  1400
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/16 -40 to +85
See All Step-Down Switching Regulators (223)


         


      隐私权政策  •  法律声明

      © 2008 Maxim Integrated Products, Dallas Semiconductor版权所有